The Honda GX390 HA2 is a 389cc, air-cooled, 4-stroke, horizontal-shaft engine designed for heavy-duty applications. Offering 11.7 horsepower, it is commonly used in equipment like generators, pressure washers, and water pumps. Known for its reliability and efficiency, it features easy starting with both recoil and electric starter options, a low oil alert system, and durable construction. The GX390 HA2 is ideal for commercial and industrial machinery that requires consistent power and long-lasting performance.
| BRAND | Honda |
|---|---|
| MODEL NUMBER | GX390-HA2 |
| WARRANTY | 3 Year Consumer & Commercial |
| SHIPPING WEIGHT | 84 |
| DISPLACEMENT | 389cc |
| STARTER TYPE | Recoil |
| CRANKSHAFT ORIENTATION | Horizontal |
| CRANKSHAFT TYPE | Straight, Gear Reduction |
| FUEL SYSTEM | Gasoline |
| GEAR REDUCTION | 6:01 |
| CRANKSHAFT DIMENSIONS | 1″ x 1″ |
| CRANKSHAFT LENGTH | 1″ |
| CRANKSHAFT ROTATION DIRECTION (FROM PTO SIDE) | Counterclockwise |
| BEARING TYPE | Ball |
| CYLINDERS | 1 |
| CYLINDER BORE TYPE | Cast Iron Sleeve |
| AIR CLEANER TYPE | Dual Element |
| FUEL PUMP | No |
| OIL COOLER | No |
| OIL CAPACITY | 1.16 qt |
| LOW OIL ALERT | Yes |
| IGNITION SYSTEM | Digital CDI with Variable Timing |
| CARBURETOR TYPE | Float |
| CHOKE CONTROL | Manual |
| NOTES | Engine Notes: |
| PTO HEIGHT | 5 – 1/4 |
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